Menu
Menu
Your Cart

50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)

50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
Price: £139.57 (£167.48 inc VAT)
Price per m2: £25.85/m2 (£31.02 inc VAT)
5 or more £137.33 (£164.80 inc VAT)
10 or more £135.01 (£162.01 inc VAT)
20 or more £131.57 (£157.88 inc VAT)
  • Product Code: A1-484
  • Delivery Time: 1 - 5 working days
  • Due to nationwide shortage of PIR insulation lead time may be longer for this product.
  • Brand: Kingspan
  • (Tech. support: 01544388601)
  • Model: 1200mm x 450mm - 5.4m2
  • Weight: 8.64kg
Our ratings on 27-01-2026:
Google My Business Reviews
4.8 out of 5
Show other thicknesses

50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)

Width: 450mm
Length: 1200mm
Thermal Conductivity: 0.022W/mK
R-Value: 2.25m2K/W
Compressive Strength: 140kPa
Density: 32kg/m3
Weight/m2: 1.6kg
Weight: 8.64kg
Fire Rating (Reaction to Fire): F

50mm Kingspan Thermapitch TW50 is a high-performance rigid insulation board designed specifically for use in cavity wall applications, particularly in new build and refurbishment projects. Manufactured using a premium polyisocyanurate (PIR) core, this insulation board offers exceptional thermal performance, helping to reduce heat loss and improve energy efficiency in buildings. The board features a low thermal conductivity of 0.022 W/m·K, making it an ideal choice for achieving high levels of insulation in both external and internal walls. Its lightweight and easy-to-handle design allows for straightforward installation, ensuring a snug fit within wall cavities. Kingspan Thermawall TW50 is also faced with a reflective foil, which enhances its thermal performance and provides a degree of moisture resistance. This makes it suitable for use in various applications, including residential, commercial, and industrial buildings. In addition to its thermal efficiency, the insulation board contributes to sustainability by helping to reduce energy consumption and carbon emissions. It is also compliant with relevant building regulations and standards, ensuring that it meets the necessary performance criteria for modern construction.

CHARACTERISTICS

  • Rigid insulation board made from polyisocyanurate (PIR) foam.
  • Low thermal conductivity of 0.022 W/m·K, providing excellent thermal performance.
  • Reflective foil facing that enhances thermal performance and offers moisture resistance.
  • Easy to handle and install, reducing labour time and effort.
  • Good resistance to moisture, making it suitable for various environments.
  • Contributes to energy efficiency and reduced carbon emissions in buildings.
  • Meets relevant building regulations and standards for thermal insulation.

APPLICATION

  • Partial fill cavity wall insulation

CERTIFICATION

Manufactured to the highest standards under a management system certified to:
  • ISO 9001: 2015 (Quality Management System),
  • ISO 14001: 2015 (Environmental Management System),
  • ISO 45001: 2018 (Occupational Health and Safety Management System),
  • ISO 50001: 2018 (Energy Management System),
  • ISO 37301: 2021 (Compliance Management System).

 BBA Certificate 14/5133

80mm Kingspan Thermaroof TR26 (pack of 4) 80mm Kingspan Thermaroof TR26 (pack of 4)
Guide Price
Brand: Kingspan Model: 2400mm x 1200mm - 11.52m2
Delivery Time: 3 - 5 days
80mm Kingspan Thermaroof TR26 is a high-performance insulation solution designed specifically for flat roofs. It features a fibre-free, rigid thermoset PIR (polyisocyanurate) insulation core, which is faced on both sides with a low emissivity composite foil. This innovative design ensures excellent ..
Guide Price: £478.52
£574.22 inc VAT
Brand: Kingspan Model: 1200mm x 1200mm - 2.88m2
Delivery Time: 3 - 5 days
150mm Kingspan Thermaroof TR27 is a high-performance flat roof insulation board featuring a rigid thermoset polyisocyanurate (PIR) insulation core. This core is faced on both sides with a coated glass tissue, providing enhanced durability and moisture resistance. Its versatile design allows for inst..
Brand: Kingspan Model: 1200x450mm - 2.70m2
Delivery Time: 3 - 5 days
Kingspan Kooltherm K8 is the partial fill cavity wall insulation board comprising a premium performance rigid thermoset phenolic insulation core faced on both sides with a low emissivity composite foil facing. The product is manufactured with a blowing agent that has zero Ozone Depletion Potent..
Brand: Kingspan Model: 1200mm x 400mm - 0.48m2
Delivery Time: In Stock 1-2 working days
80mm Kingspan Kooltherm K5 External Wall Insulation Board is the external wall insulation comprising a premium performance rigid thermoset phenolic insulation core faced on both sides with a glass tissue based facing auto-adhesively bonded to the insulation core during manufacture.&nb..
Single Board 62.5mm Kingspan Kooltherm K118 Insulated Plasterboard (50mm phenolic insulation and 12.5mm plasterboard) Single Board 62.5mm Kingspan Kooltherm K118 Insulated Plasterboard (50mm phenolic insulation and 12.5mm plasterboard)
Guide Price
Brand: Kingspan Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 3 - 5 days
62.5mm Kingspan Kooltherm K118 Insulated Plasterboard is a premium performance, lower lambda internal wall insulation, with a fibre-free rigid thermoset phenolic core. It has a 12.5mm plasterboard bonded to its front surface and a composite foil based facing on its reverse surface. It is suitable fo..
Guide Price: £101.19
£121.43 inc VAT
60mm Kingspan GreenGuard GG500 XPS Board (pack of 7) - Insulation for Car Park Decks, Heavy-duty Industrial, Commercial and Cold Store Floors 60mm Kingspan GreenGuard GG500 XPS Board (pack of 7) - Insulation for Car Park Decks, Heavy-duty Industrial, Commercial and Cold Store Floors
Guide Price
Brand: Kingspan Model: 1250x600mm - 5.25m2
Delivery Time: 7 - 10 days
60mm Kingspan GreenGuard GG500 XPS Board is an insulation for car park decks, and heavy-duty commercial, industrial and cold store flooring. They have high compressive strength, and a closed cell structure which resists the absorption of ground water and the passage of water vapour. The GreenGuard G..
Guide Price: £133.43
£160.12 inc VAT
This product is listed in the following categories and systems (click to show).